Alert archive / New Jersey / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 20, NWS Philadelphia/Mount Holly

June 2, 1989Atlantic County, Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 2, 1989, 4:59 PM EDT for Atlantic County, Cumberland County, New Jersey. It was in force for 76 min.

The area

The counties it named.

The facts

Issued
Jun 2, 1989, 4:59 PM EDT (20:59 UTC)
Expired
Jun 2, 1989, 6:15 PM EDT
In force
76 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Atlantic County, NJ, Cumberland County, NJ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 9.0 hours before the alert went out and 33 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Atlantic City In, NJ at 12:00Z on 1989-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Atlantic City In, NJ at 12:00Z on 1989-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
18 J/kg
Mixed-layer CIN
-195 J/kg
Mixed-layer LCL
1630 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KACY 022100
SVRACY
NJC001-011-022300-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE ATLANTIC CITY NJ
459 PM EDT FRI JUN 2 1989
 
THE NATIONAL WEATHER SERVICE IN ATLANTIC CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING AND
SPECIAL MARINE WARNING EFFECTIVE UNTIL  615 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH NEW JERSEY
          ...ATLANTIC...CUMBERLAND
 
AND ADJACENT COASTAL WATERS.
 
 
AT 455 PM EDT A SEVERE THUNDERSTORM WAS LOCATED 15 MILES WEST AND 10
MILES NORTH OF MILLVILLE NEW JERSEY MOVING EAST AT 40 MILES AN HOUR.
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WINDx IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 2, 3:35 PM EDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATLANTIC CITY NJ
330 PM EDT FRI JUNE 2 1989

...A SEVERE THUNDERSTORM  WATCH IS IN EFFECT UNTIL 8 PM FRIDAY EVENING
FOR THE SOUTH COASTAL COUNTIES IN SOUTHERN NEW JERSEY AND ADJACENT
WATERS...

AT 330 PM ATLANTIC CITY RADAR INDICATED WIDELY SCATTERED SHOWERS OVER
SOUTHEASTERN PENNSYLVANIA ALL OF SOUTHERN NEW JERSEY...DELAWARE AND
NORTHEASTERN MARYLAND.  POSSIBLE THUNDERSTORMS WITH HEAVY RAIN WERE
LOCATED OVER CENTRAL DELAWARE AND THE COASTAL WATERS OF NEW JERSEY.

ALL THE PRECIPITATION WAS MOVING TO THE EAST AT 35 TO 40 MILES AN HOUR.

REMEMBER..A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
SEVERE T7HUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN THIS AREA
SHOULD BE ALERT FOR THREATENING CONDITIONS AND STAY TUNED TO NOAA WEATHER
RADIO AND YOUR LOCAL RADIO STATIONS.
BC
BC
Local storm report, Jun 2, 4:29 PM EDT, 30 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PHILADELPHIA, PA
429 PM EDT FRI JUN 02 1989

SEVERE THUNDERSTORM EVENTS FROM YESTERDAY JUNE 1

TIME (EDT) COUNTY    LOCATION                 EVENT

2300       BUCKS     WARMINSTER              TREES AND LARGE LIMBS DOWN.

2305       BUCKS     SOUTHHAMPTON            TREES AND LARGE LIMBS DOWN.

2310       BUCKS     FEASTERVILLE            TREES AND LARGE LIMBS DOWN.
                                           [  POWER LINES DOWN AS WELL.

ALL DAMAGE WAS STRAIGHT LINE WIND DAMAGE DUE TO A SEVERE THUNDERSTORM.

DPG
Local storm report, Jun 2, 4:30 PM EDT, 29 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PHILADELPHIA, PA
429 PM EDT FRI JUN 02 1989

SEVERE THUNDERSTORM EVENTS FROM JUNE 2 1989

TIME (EDT) COUNTY    LOCATION                 EVENT

1335       SALEM     D]EEPWATER                3/4 INCH HAIL.

1353       SALEM     PENNSVILLE              GOLFBALL SIZE HAIL.

DPG
Special weather statement, Jun 2, 4:34 PM EDT, 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON DE
PRINT:SEL6

F
Special weather statement, Jun 2, 4:41 PM EDT, 18 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATLANTIC CITY NJ
430 PM EDT FRI JUNE 2 1989

...A SEVERE THUNDERSTORM  WATCH IS IN EFFECT UNTIL 8 PM FRIDAY EVENING
FOR THE SOUTH COASTAL COUNTIES IN SOUTHERN NEW JERSEY AND ADJACENT
WATERS...

AT 430 PM ATLANTIC CITY RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAIN
IN SOUTHERN BURLINGTON COUNTY WITH ANOTHER CELL IN SOUTHERN CAMDEN COUNTY.
OTHER THUNDERSTORMS WERE IN SOUTHERN CAPE MAY COUNTY AND SOUTHERN DELAWARE.

ALL THE PRECIPITATION WAS MOVING TO THE EAST AT 35 TO 40 MILES AN HOUR.

REMEMBER..A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PEmRSONS IN THIS AREA
SHOULD BE ALERT FOR THREATENING CONDITIONS AND SEEK SHELTER UPON SEEING
THESE CONDITIONS.
WPA
Special weather statement, Jun 2, 4:41 PM EDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON DE
440 PM EDT FRI JUN 2 1989

...SEVERE THUNDERSTORM WATCH FOR SUSSEX COUNTY DELAWARE UNTIL 11PM
EDT THIS FRIDAY EVENING...

AT 430 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWS A THUNDERSTORM
NEAR SEAFORD DELAWARE MOVING EAST AT ABOUT 35 MPH AND WILL AFFECT MOST
OF THE SOUTH THIRD OF SUSSEX COUNTY DELAWARE DURING THE NEXT ONE TO
ONE AND A HALF HOURS. THIS STORM COULD CONTAIN STRONG GUSTY WINDS
DANGEROUS LIGHTNING AND BRIEF HEAVY DOWNPOURS AND HAIL IS POSSIBLE.

THE SEVERE THUNDERSTORM WATCH AREA COVERS PORTIONS OF SOUTH DELAWARE
MARYLAND VIRGINIA AND NORTH CAROLINA.

REMEMBER...A SEVER THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS TO OCCUR IN AND NEAR THE WATCH
AREA. PERSONS IN THIS AREA SHOULD BE ALERT FOR THREATENING CONDITIONS.
CKD

                                                             [

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 2, 1:30 PM EDTSevere Thunderstorm WarningPHISalem60 min
Jun 2, 1:55 PM EDTSevere Thunderstorm WarningPHIGloucester50 min
Jun 2, 2:06 PM EDTSevere Thunderstorm WarningPHIOcean69 min
Jun 2, 4:24 PM EDTSevere Thunderstorm WarningPHIOcean66 min
Jun 2, 4:24 PM EDTSevere Thunderstorm WarningPHICape May66 min
Jun 2, 4:28 PM EDTSevere Thunderstorm WarningPHIBurlington47 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1989Every severe thunderstorm warning in 1989

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.